<template>
  <div class="icon-body">
    <el-input
      v-model="name"
      class="icon-search"
      clearable
      placeholder="请输入图标名称"
      @clear="filterIcons"
      @input="filterIcons"
    >
      <template #prefix>
        <svg-icon
          icon-class="search"
          color="#cccccc"
        />
      </template>
    </el-input>
    <div class="icon-list">
      <div class="list-container">
        <div
          v-for="(item, index) in iconList"
          class="icon-item-wrapper"
          :key="index"
          @click="selectedIcon(item)"
        >
          <div :class="['icon-item', { active: props.activeIcon === item }]">
            <svg-icon
              :icon-class="item"
              class-name="icon"
              color="#666666"
              style="height: 25px;width: 16px;"
            />
            <span>{{ item }}</span>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script setup lang="ts">
import icons from './requireIcons'
import { defineProps, ref, defineEmits } from 'vue'
const emit = defineEmits<{
  selected: [name: string]
}>()
const props = defineProps({
  activeIcon: {
    type: String,
    required: true
  }
})
const name = ref<string>('')
const iconList = ref<any[]>(icons)
function filterIcons (): void {
  iconList.value = icons
  if (name.value.length > 0) {
    iconList.value = iconList.value.filter(item => item.includes(name.value))
  }
}
function selectedIcon (name: string): void {
  emit('selected', name)
  document.body.click()
}
</script>
<style rel="stylesheet/scss" lang="scss" scoped>
  .icon-body {
    width: 100%;
    padding: 10px;
    .icon-search {
      position: relative;
      margin-bottom: 5px;
    }
    .icon-list {
      height: 200px;
      overflow: auto;
      .list-container {
        display: flex;
        flex-wrap: wrap;
        .icon-item-wrapper {
          width: calc(100% / 3);
          height: 25px;
          line-height: 25px;
          cursor: pointer;
          display: flex;
          .icon-item {
            display: flex;
            max-width: 100%;
            height: 100%;
            padding: 0 5px;
            &:hover {
              background: #ececec;
              border-radius: 5px;
            }
            .icon {
              flex-shrink: 0;
            }
            span {
              display: inline-block;
              vertical-align: -0.15em;
              fill: currentColor;
              padding-left: 2px;
              overflow: hidden;
              text-overflow: ellipsis;
              white-space: nowrap;
            }
          }
          .icon-item.active {
            background: #ececec;
            border-radius: 5px;
          }
        }
      }
    }
  }
</style>
